Home / 74,684.27-112,078.15-29,701.02

Finding the Fourth Proportional to 74,684.27, 112,078.15 and 29,701.02

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Solution

The fourth proportional to 74,684.27, 112,078.15 and 29,701.02 is: 44,572.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,684.27 : 112,078.15 = 29,701.02 : x
  2. Step 2: Convert to fraction form
    74,684.27/112,078.15 = 29,701.02/x
  3. Step 3: Cross multiply
    74,684.27x = 112,078.15 × 29,701.02
  4. Step 4: Simplify right side
    74,684.27x = 3,328,835,226.21
  5. Step 5: Solve for x
    x = 3,328,835,226.21/74,684.27
  6. Step 6: Final answer
    x = 44,572.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.